Brooks Shoe Size Chart
What's my Brooks size?
Brooks Men's Size Chart
| US | EU | UK | JP / CM |
|---|---|---|---|
| 4 | 36 | 3.5 | 22 |
| 4.5 | 37 | 4 | 22.5 |
| 5 | 37.5 | 4.5 | 23 |
| 5.5 | 38 | 5 | 23.5 |
| 6 | 38.5 | 5.5 | 24 |
| 6.5 | 39.5 | 6 | 24.5 |
| 7 | 40 | 6.5 | 25 |
| 7.5 | 40.5 | 7 | 25.5 |
| 8 | 41.5 | 7.5 | 26 |
| 8.5 | 42 | 8 | 26.5 |
| 9 | 42.5 | 8.5 | 27 |
| 9.5 | 43 | 9 | 27.5 |
| 10 | 44 | 9.5 | 28 |
| 10.5 | 44.5 | 10 | 28.5 |
| 11 | 45 | 10.5 | 29 |
| 11.5 | 45.5 | 11 | 29.5 |
| 12 | 46.5 | 11.5 | 30 |
| 13 | 47.5 | 12.5 | 31 |
| 14 | 49 | 13.5 | 32 |
Brooks Women's Size Chart
| US | EU | UK | JP / CM |
|---|---|---|---|
| 5.5 | 36 | 3.5 | 22 |
| 6 | 37 | 4 | 22.5 |
| 6.5 | 37.5 | 4.5 | 23 |
| 7 | 38 | 5 | 23.5 |
| 7.5 | 38.5 | 5.5 | 24 |
| 8 | 39.5 | 6 | 24.5 |
| 8.5 | 40 | 6.5 | 25 |
| 9 | 40.5 | 7 | 25.5 |
| 9.5 | 41.5 | 7.5 | 26 |
| 10 | 42 | 8 | 26.5 |
| 10.5 | 42.5 | 8.5 | 27 |
| 11 | 43 | 9 | 27.5 |
| 11.5 | 44 | 9.5 | 28 |
| 12 | 44.5 | 10 | 28.5 |
| 12.5 | 45 | 10.5 | 29 |
| 13 | 45.5 | 11 | 29.5 |
| 13.5 | 46.5 | 11.5 | 30 |
| 14.5 | 47.5 | 12.5 | 31 |
| 15.5 | 49 | 13.5 | 32 |
Data verified Jun 2026 · Official size guide · See an error? Report it
What is a Brooks women's size 9 in CM and UK?
A Brooks women's size 9 is 25.5 cm foot length and UK 7 — same conversion as their EU 40.5. Brooks runs true to size across the Ghost, Adrenaline GTS, and Glycerin lines, so this conversion applies regardless of model.
- US women's
- 9
- CM (foot length)
- 25.5
- UK
- 7
- EU
- 40.5
Brooks Sizing & Fit Guide
Brooks shoes run true to size. The Ghost and Adrenaline GTS are known for comfortable, standard fit. Wide (D for women, 2E for men) and narrow options available on most models.
Frequently Asked Questions
Brooks shoes run true to size. The Ghost and Adrenaline GTS are known for comfortable, standard fit. Wide (D for women, 2E for men) and narrow options available on most models.
Enter your foot length in the finder at the top of this page — or, if you don't have a ruler, pick a brand you already know and your size in it — and we'll instantly highlight your equivalent Brooks size in the men's and women's charts below. To compare your size across many brands at once, use our shoe size converter.
Brooks EU 42 is approximately a US men's 8.5-9. However, exact conversions vary slightly. Use our size chart table above for the precise conversion, or try our interactive converter for personalized results.
Brooks women's sizes run 1.5 above the equivalent men's size — a women's 9 is a men's 7.5, and a women's 11 is a men's 9.5. This 1.5-size offset applies across the full range shown in the chart above.
Brooks sizes correspond to foot length in cm: a men's 8 is 26 cm, a men's 9 is 27 cm, and a men's 10 is 28 cm — each half size up adds about 0.5 cm. Use the chart above to match your foot length exactly.
A Brooks men's 9 is UK 8.5 and EU 42.5 — the equivalent women's size is a 10.5. Brooks runs true to size, so this conversion applies across models like the Ghost and Adrenaline GTS.